Infectious Disease Warfare - Autumn: Norovirus

This is the 3353th article of Da Yi Xiao Hu

1

History Classroom

In 1929, Dr. J. Zahorsky first described the symptoms of norovirus. In 1968, the first norovirus outbreak occurred in Norwalk, USA. In 1972, norovirus was first isolated. Norovirus outbreaks have occurred in many places around the world. There is no approved vaccine for norovirus.

2

Pathogen Encyclopedia

1. Unlike food poisoning, Norovirus can not only contaminate food, but also spread through close contact, indirect contamination by vomit aerosols, etc. It is an infectious disease that can easily cause an outbreak.

1. Norovirus acute gastroenteritis has a short incubation period, rapid onset, and rapid recovery. The main symptoms for children are vomiting, accompanied by diarrhea, mainly watery or loose stools. Adults mainly have diarrhea, with relatively less vomiting. Patients should be isolated until 72 hours after the symptoms disappear. Complications such as dehydration are more likely to occur in people with weaker resistance. 3. The eight-character formula for preventing and controlling norovirus acute gastroenteritis: wash hands, ventilate, cover, and disinfect.

4. If children have symptoms of vomiting or diarrhea at home, they should notify the teacher promptly, seek medical treatment promptly, and rest at home. Do not insist on attending classes while sick, otherwise it is easy to cause cross infection.

5. If a child vomits at school, they must be evacuated promptly, reported to the teacher promptly, and the vomit must be handled in a standardized manner.

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Chief Advisor: Professor Jiang Qingwu Medical Advisor: Changning District Center for Disease Control and Prevention Chief Physician Zhao Wensui Chief Physician Cai Enmao Chief Physician Tang Hong Deputy Chief Physician

IT technical support: Shanghai Yuemi Information Technology Co., Ltd.

Medical content: Zhuang Jianlin famous doctor studio Editor: Zhang Zhan Gao Hui

*Project Funding:

National Natural Science Foundation of China "Response, Governance and Impact of Public Health Events Such as the COVID-19 Pandemic" Special Project - Project Name: Response and Governance of Public Opinion in Major Public Health Emergencies (Project Approval No.: 72042004)

This project was supported by the Shanghai Municipal Science and Technology Commission's Science Popularization Project (Project No.: 18dz2300700).

Public Health Protection Project of Changning District Health and Family Planning Commission (2017)

Changning District Fourth Round (2018-2020) Innovation Team (Reserve) (Innovative R&D team for infectious disease prevention and control based on artificial intelligence and original IP system)

Medical specialty in Changning District: Acute infectious disease prevention and control department (acute infectious disease monitoring and prevention and control in schools)

Changning District Center for Disease Control and Prevention Innovation Team: Visual Health and Health Science Team